Fighting the Spanish flu

This Public Health Service poster from the great Spanish flu epidemic of 1918 underscored the threat of the disease by comparing its casualties to those inflicted by poison gas shells.

This Public Health Service poster from the great Spanish flu epidemic of 1918 underscored the threat of the disease by comparing its casualties to those inflicted by poison gas shells. (Courtesy of the Hampton Roads Naval Museum)

This Public Health Service poster from the great Spanish flu epidemic of 1918 underscored the threat of the disease by comparing its casualties to those inflicted by poison gas shells.Courtesy of the Hampton Roads Naval Museum